package com.onlinemusic.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.onlinemusic.pojo.domain.Consumer;

import java.util.List;

public interface ConsumerMapper extends BaseMapper<Consumer> {
    /**
     * 批量删除
     * @param ids
     * @return
     */
    int deleteByIds(String ids);

    /**
     * 查询所有用户id
     * @return
     */
    List<Integer> selectAllUserIds();
}
